@charset "utf-8";
/*
 页面整体宽度
 */
$bodywidth:947px;
/*
 字体大小
 * */
$fontclassone:12px;
$fontclasstwo:24px;
$fontclassthree:18px;
$fontclassfour:30px;
$color:#666;
$bodycolor:#c42c33;
$bannerheight:380px;
/*
清除浮动
 * */
@mixin clearfix(){
    &:before,
    &:after{
        content:"";
        display:table;
    }
    &:after{
        clear:both;
    }
}
//继承
%pos{
    position:fixed;
    top:0;
    right:0;
    left:0;
    bottom:0;
    margin:auto;
}

@mixin opacity($opacity) {  
    opacity: $opacity;  
    $opacity-ie: $opacity * 100;  
    filter: alpha(opacity=$opacity-ie); //IE8  
}

